On the site Radiosure/stations, under "Features"- FAQ, you find below:--------------------------------------------------------------------8. I’ve lost my registration code – how can I restore it?

You can always locate your registration code here customer-support ---------------------------------------------------------------------------------------(you can click on "here customer support" on the site Radiosure/stations)If you have a PRO (or had), there is (was) a hidden file ~temp.sys in the main folder where radio was installed; That is the license file(search with tool for deleted files retreival ?), but you can retreive the code too from Plymus, where you bought the license. Visit the link as I mentioned above. I cannot guide You in details , how to retreive the key.( to be straight, I can not find any retreive key on that link...)(Maybe some other person can here ?? )

1. On customer-support page you should click on "If you need support for a purchase, please use our online Shopper Support tool"2. In the Shopper Support tool click on "If you don't know your Reference number, click here to locate it"3. Follow further instructions.